EN 4612-009-2011 航空航天系列.单芯和多芯组件的一般用途的电缆.XLETFE族.有套的或屏蔽且有套的.第009部分:镀银铜线,在-65℃至150℃工作温度下操作.开启用的双面挤压壁

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【英文标准名称】:Insulationcapsandbushesforresistanceweldingequipment.
【原文标准名称】:电阻焊接设备用绝缘焊嘴和套管
【标准号】:NFA82-199-1992
【标准状态】:现行
【国别】:法国
【发布日期】:1992-09-01
【实施或试行日期】:1992-09-05
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:绝缘;作标记;电绝缘;材料;设计;焊接;点焊;电气工程;焊接设备;名称与符号;轴衬(机械元件);绝缘帽;电焊;焊接工程;尺寸;绝缘子;电绝缘装置;绝缘垫;帽(闭塞物);电阻焊设备;加压焊;电阻焊接
【英文主题词】:
【摘要】:
【中国标准分类号】:J64
【国际标准分类号】:29_080_10
【页数】:2P;A4
【正文语种】:其他


【英文标准名称】:StandardSpecificationforPoly(VinylChloride)(PVC)Pressure-RatedPipe(SDRSeries)
【原文标准名称】:聚氯乙烯(PVC)压力标定管的标准规范(SDR系列)
【标准号】:ASTMD2241-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:F17.25
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:pressurepipe;pressurerated;PVC;SDR;Poly(vinylchloride)(PVC)pipe--specifications;Pressurepipelines/pipingsystems--specifications;Thermoplasticpipe/tube/fittings--specifications;Watersupply/distributionsystems--specifications
【摘要】:1.1Thisspecificationcoverspoly(vinylchloride)(PVC)pipemadeinstandardthermoplasticpipedimensionratiosandpressureratedforwater(seeappendix).IncludedarecriteriaforclassifyingPVCplasticpipematerialsandPVCplasticpipe,asystemofnomenclatureforPVCplasticpipe,andrequirementsandtestmethodsformaterials,workmanship,dimensions,sustainedpressure,burstpressure,flattening,andextrusionquality.Methodsofmarkingarealsogiven.1.2Theproductscoveredbythisspecificationareintendedforusewiththedistributionofpressurizedliquidsonly,whicharechemicallycompatiblewiththepipingmaterials.Duetoinherenthazardsassociatedwithtestingcomponentsandsystemswithcompressedairorothercompressedgases,somemanufacturersdonotallowpneumatictestingoftheirproducts.Consultwithspecificproduct/componentmanufacturersfortheirspecifictestingprocedurespriortopneumatictesting.Note18212;Pressurized(compressed)airorothercompressedgasescontainlargeamountsofstoredenergywhichpresentserioussafetyhazardsshouldasystemfailforanyreason.Note28212;Thisstandardspecifiesdimensional,performanceandtestrequirementsforplumbingandfluidhandlingapplications,butdoesnotaddressventingofcombustiongases.1.3Thetextofthisspecificationreferencesnotes,footnotes,andappendixeswhichprovideexplanatorymaterial.Thesenotesandfootnotes(excludingthoseintablesandfigures)shallnotbeconsideredasrequirementsofthespecification.1.4Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.5Thefollowingsafetyhazardscaveatpertainsonlytothetestmethodsportion,Section8,ofthisspecification:Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.AspecificprecautionarystatementisgiveninNote7.Note38212;CPVCplasticpipe(SDR-PR),whichwasformerlyincludedinthisspecification,isnowcoveredbySpecificationF442/F442M.Note48212;Thesustainedandburstpressuretestrequirements,andthepressureratingsintheappendix,arecalculatedfromstressvaluesobtainedfromtestsmadeonpipe4in.(100mm)andsmaller.However,testsconductedonpipeaslargeas24in.(600mm)indiameterhaveshownthesestressvaluestobevalidforlargerdiameterPVCpipe.Note58212;PVCpipemadetothisspecificationisoftenbelledforuseaslinepipe.Fordetailsofthesolventcementbell,seeSpecificationD2672andfordetailsofbelledelastomericjoints,seeSpecificationsD3139andD3212.
【中国标准分类号】:G33
【国际标准分类号】:23_040_20
【页数】:9P.;A4
【正文语种】:英语